Home / 13,840.92-20,755.62-7,599.24

Finding the Fourth Proportional to 13,840.92, 20,755.62 and 7,599.24

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Solution

The fourth proportional to 13,840.92, 20,755.62 and 7,599.24 is: 11,395.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,840.92 : 20,755.62 = 7,599.24 : x
  2. Step 2: Convert to fraction form
    13,840.92/20,755.62 = 7,599.24/x
  3. Step 3: Cross multiply
    13,840.92x = 20,755.62 × 7,599.24
  4. Step 4: Simplify right side
    13,840.92x = 157,726,937.73
  5. Step 5: Solve for x
    x = 157,726,937.73/13,840.92
  6. Step 6: Final answer
    x = 11,395.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.